I've been following them for a few weeks. Great stuff. I'm curious to know if some of the tweets are true or just based on frustrated ignorance of the program--rants of noobs rather than true deficiencies of the program.
I also think that its ArchiCAD users. I do note that a lot of them are true regarding RAM requirements and some incapabilities. But I agree, Revitfacts is entertaining and I will keep following.